White balance control device and method
A control device and white balance technology, applied in the direction of color signal processing circuit, picture signal generator, etc., can solve the problems of light source not being able to white balance, white balance deviation, complex processing, etc., to improve white detection accuracy and stabilize white balance control Effect
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[0035] Other objects and features of the present invention will become clear from the description of the following embodiments with reference to the accompanying drawings.
[0036] Embodiments related to the present invention will be described in detail below with reference to the drawings. In the following embodiments, various limitations are made to the constituent elements, types, combinations, shapes, relative installation, etc., but these are merely examples, and the present invention is not limited thereto.
[0037] FIG. 1 is a block diagram showing a schematic configuration of an imaging device according to an embodiment of the present invention. As shown in FIG. 1 , the data exposed on the light-receiving surface of a CCD (image sensor) 2 through a lens 1 is converted into an electrical signal and output from the CCD 2 as an analog image signal. CDS (correlated double sampling) 3, AGC (automatic gain control) 4, and A / D (analog / digital changer) 5 constitute F / E (front...
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